What is the meaning of Peep?

A short, soft, high-pitched sound, as made by a baby bird.

A feeble utterance or complaint.

The sound of a steam engine's whistle; typically shrill.

A sandpiper or other small wader.

To make a soft, shrill noise like a baby bird.

To speak briefly with a quiet voice.

To look, especially through a narrow opening, or while trying not to be seen or noticed.

To begin to appear; to look forth from concealment; to make the first appearance.

To take a look at; check out.

To see, uncover.

A quick look or glimpse, especially a furtive one.

The first partial appearance of something; a beginning to appear.

A peepshow.

A spot on a die or domino.

A person.

Source: wiktionary.org